53586231169 has 9 divisors (see below), whose sum is σ = 54259081603. Its totient is φ = 52921631992.

The previous prime is 53586231163. The next prime is 53586231247. The reversal of 53586231169 is 96113268535.

It is a happy number.

The square root of 53586231169 is 231487.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 33677021169 + 19909210000 = 183513^2 + 141100^2 .

It is not a de Polignac number, because 53586231169 - 2³ = 53586231161 is a prime.

It is a super-2 number, since 2×53586231169² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53586231161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 19212027 + ... + 19214815.

Almost surely, 2^53586231169 is an apocalyptic number.

53586231169 is the 231487-th square number.

53586231169 is the 115744-th centered octagonal number.

It is an amenable number.

53586231169 is a deficient number, since it is larger than the sum of its proper divisors (672850434).

53586231169 is an frugal number, since it uses more digits than its factorization.

53586231169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5744 (or 2872 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 49.

Multiplying 53586231169 by its sum of digits (49), we get a square (2625725327281 = 1620409²).

The spelling of 53586231169 in words is "fifty-three billion, five hundred eighty-six million, two hundred thirty-one thousand, one hundred sixty-nine".